Contents
Vol.36, No.11
November 2023
18 The History of Electronics, Pt2
Page 18
We round-up significant inventors and their inventions dating from 1848
onwards. Compared to last month, you’ll find many of the inventions are
more closely related to devices used today such as television & computers.
By Dr David Maddison
Electronic inventors & inventions
46 16-bit precision 4-input ADC
The ADS1115 provides up to four 16-bit ADC channels (analog-to-digital
conversion) to nearly any microcontroller. It has a built-in I2C interface,
making it trivial to connect to an Arduino or similar.
By Jim Rowe
Using electronic modules
62 Microchip’s new PICkit 5
We tested out the new PICkit 5 programmer from Microchip, to see what
new features it has. We also took the time to evaluate the latest version of
the free MPLAB X IDE software.
By Tim Blythman
Microntroller tools review
98 Recreating Sputnik-1, Part 1
The History of
Electronics
Raspberry Pi Pico
Audio Analyser
Page 36
Recreating Sputnik-1
The Soviet-designed Sputnik-1 satellite, launched in 1957, carried two D-200
1W radio transmitters. Dr Holden decided to create an authentic replica of
the D-200 transmitter.
By Dr Hugo Holden
Vintage Radio
36 Pico Audio Analyser
Our compact Audio Analyser uses a Raspberry Pi Pico to generate and
analyse audio signals. It has oscilloscope and spectrum modes and can
perform harmonic analysis to check signal quality.
By Tim Blythman
Test & measurement project
50 K-Type Thermostat
Our Thermocouple Thermostat doubles as a thermometer and easily
measures temperature from -50°C to 1200°C! It has an onboard relay for
thermostat control of heating or cooling applications.
By John Clarke
Temperature control project
68 Modem / Router Watchdog
This simple Watchdog will automatically restart your modem or router if it
stops working. It's a useful device that saves you the hassle of getting up
and restarting the modem yourself.
By Nicholas Vinen
Networking project
74 1kW+ Class-D Amplifier, Pt2
Continuing from last month, we cover how to assemble and test your
new and powerful Class-D monoblock amplifier. The assembly process is
straightforward due to the Amplifier using pre-built modules.
By Allan Linton-Smith
Audio project
Page 98
2
Editorial Viewpoint
5
Mailbag
35
Product Showcase
82
Serviceman’s Log
90
Online Shop
94
Circuit Notebook
97
Subscriptions
1. Minimal WiFi water tank level gauge
2. Demonstrating magnetic levitation
3. Discrete microamp LED flasher
108
Ask Silicon Chip
111
Market Centre
112
Advertising Index
112
Notes & Errata